CVE-2022-46487

Public Exploit

Description

Improper initialization of x87 and SSE floating-point configuration registers in the __scone_entry component of SCONE before 5.8.0 for Intel SGX allows a local attacker to compromise the execution integrity of floating-point operations in an enclave or access sensitive information via side-channel analysis.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.12%
Third-Party Advisory github.io Third-Party Advisory github.io Third-Party Advisory nist.gov Third-Party Advisory nist.gov
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sconedocs.github.io/release5.7/ release notes
https://jovanbulck.github.io/files/acsac20-fpu.pdf third party advisory exploit
https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/best-practices/data-operand-independent-timing-isa-guidance.html#inpage-nav-3-3 technical description
https://nvd.nist.gov/vuln/detail/CVE-2020-15107 third party advisory us government resource
https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitle third party advisory us government resource
https://jovanbulck.github.io/files/oakland24-pandora.pdf third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2022-46487?
CVE-2022-46487 has been scored as a high severity vulnerability.
How to fix CVE-2022-46487?
To fix CVE-2022-46487, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-46487 being actively exploited in the wild?
It is possible that CVE-2022-46487 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.